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Answer to basic Spirc requests.

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This commit is contained in:
Paul Lietar 2015-07-02 00:40:38 +02:00
parent 7897070bb7
commit 45491925de
6 changed files with 184 additions and 28 deletions
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1
Cargo.lock generated
View file

@ -15,6 +15,7 @@ dependencies = [
"rust-crypto 0.2.31 (registry+https://github.com/rust-lang/crates.io-index)",
"rust-gmp 0.2.0 (git+https://github.com/plietar/rust-gmp.git)",
"shannon 0.1.0 (git+https://github.com/plietar/rust-shannon.git)",
"time 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
"vergen 0.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
"vorbis 0.0.11 (git+https://github.com/plietar/vorbis-rs)",
]

1
Cargo.toml
View file

@ -14,6 +14,7 @@ num = "*"
rand = "*"
lazy_static = "0.1.*"
rust-crypto = "*"
time = "*"
[dependencies.protobuf]
git = "https://github.com/stepancheg/rust-protobuf.git"

191
src/main.rs
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@ -17,6 +17,7 @@ extern crate shannon;
extern crate rand;
extern crate readall;
extern crate vorbis;
extern crate time;
extern crate librespot_protocol;
@ -38,6 +39,7 @@ use std::fs::File;
use std::io::{Read, Write};
use std::path::Path;
use std::sync::mpsc;
use protobuf::core::Message;
use metadata::{MetadataCache, AlbumRef, ArtistRef, TrackRef};
use session::{Config, Session};
@ -64,34 +66,26 @@ fn main() {
session.login(username, password);
session.poll();
let mut cache = MetadataCache::new(session.metadata.clone());
let ident = session.config.device_id.clone();
SpircManager{
session: session,
state_update_id: 0,
seq_nr: 0,
let (tx, rx) = mpsc::channel();
session.mercury.send(MercuryRequest{
method: MercuryMethod::SUB,
uri: "hm://remote/user/lietar/v23".to_string(),
content_type: None,
callback: Some(tx)
}).unwrap();
for pkt in rx.iter() {
let frame : protocol::spirc::Frame =
protobuf::parse_from_bytes(pkt.payload.front().unwrap()).unwrap();
if frame.get_device_state().get_is_active() &&
frame.has_state() {
let index = frame.get_state().get_playing_track_index();
let ref track = frame.get_state().get_track()[index as usize];
println!("{}", frame.get_device_state().get_name());
print_track(&mut cache, SpotifyId::from_raw(track.get_gid()));
println!("");
}
}
name: "BlaBla".to_string(),
ident: ident,
device_type: 5,
volume: 0x8000,
can_play: true,
is_active: false,
became_active_at: 0,
}.run();
/*
loop {
session.poll();
}
*/
}
fn print_track(cache: &mut MetadataCache, track_id: SpotifyId) {
@ -120,3 +114,154 @@ fn print_track(cache: &mut MetadataCache, track_id: SpotifyId) {
}
}
struct SpircManager {
session: Session,
state_update_id: i64,
seq_nr: u32,
name: String,
ident: String,
device_type: u8,
volume: u16,
can_play: bool,
is_active: bool,
became_active_at: i64,
}
impl SpircManager {
fn run(&mut self) {
let (tx, rx) = mpsc::channel();
self.session.mercury.send(MercuryRequest{
method: MercuryMethod::SUB,
uri: "hm://remote/user/lietar/v23".to_string(),
content_type: None,
callback: Some(tx),
payload: Vec::new()
}).unwrap();
self.notify(None);
for pkt in rx.iter() {
let frame : protocol::spirc::Frame =
protobuf::parse_from_bytes(pkt.payload.front().unwrap()).unwrap();
println!("{:?} {} {} {}",
frame.get_typ(),
frame.get_device_state().get_name(),
frame.get_ident(),
frame.get_device_state().get_became_active_at());
if frame.get_ident() == self.ident ||
(frame.get_recipient().len() > 0 &&
!frame.get_recipient().contains(&self.ident)) {
continue;
}
self.handle(frame);
}
}
fn handle(&mut self, frame: protocol::spirc::Frame) {
match frame.get_typ() {
protocol::spirc::MessageType::kMessageTypeHello => {
self.notify(Some(frame.get_ident()));
}
protocol::spirc::MessageType::kMessageTypeLoad => {
self.is_active = true;
self.became_active_at = {
let ts = time::now_utc().to_timespec();
ts.sec * 1000 + ts.nsec as i64 / 1000000
};
println!("{:?} {}", frame, self.became_active_at);
self.notify(None)
}
_ => ()
}
}
fn notify(&mut self, recipient: Option<&str>) {
let device_state = self.device_state();
self.session.mercury.send(MercuryRequest{
method: MercuryMethod::SEND,
uri: "hm://remote/user/lietar".to_string(),
content_type: None,
callback: None,
payload: vec![
protobuf_init!(protocol::spirc::Frame::new(), {
version: 1,
ident: self.ident.clone(),
protocol_version: "2.0.0".to_string(),
seq_nr: { self.seq_nr += 1; self.seq_nr },
typ: protocol::spirc::MessageType::kMessageTypeNotify,
device_state: device_state,
recipient: protobuf::RepeatedField::from_vec(
recipient.map(|r| vec![r.to_string()] ).unwrap_or(vec![])
)
}).write_to_bytes().unwrap()
]
}).unwrap();
}
fn device_state(&mut self) -> protocol::spirc::DeviceState {
protobuf_init!(protocol::spirc::DeviceState::new(), {
sw_version: "librespot-0.1.0".to_string(),
is_active: self.is_active,
can_play: self.can_play,
volume: self.volume as u32,
name: self.name.clone(),
error_code: 0,
became_active_at: if self.is_active { self.became_active_at } else { 0 },
capabilities => [
@{
typ: protocol::spirc::CapabilityType::kCanBePlayer,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kDeviceType,
intValue => [ self.device_type as i64 ]
},
@{
typ: protocol::spirc::CapabilityType::kGaiaEqConnectId,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kSupportsLogout,
intValue => [0]
},
@{
typ: protocol::spirc::CapabilityType::kIsObservable,
intValue => [1]
},
@{
typ: protocol::spirc::CapabilityType::kVolumeSteps,
intValue => [10]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedContexts,
stringValue => [
"album".to_string(),
"playlist".to_string(),
"search".to_string(),
"inbox".to_string(),
"toplist".to_string(),
"starred".to_string(),
"publishedstarred".to_string(),
"track".to_string(),
]
},
@{
typ: protocol::spirc::CapabilityType::kSupportedTypes,
stringValue => [
"audio/local".to_string(),
"audio/track".to_string(),
"local".to_string(),
"track".to_string(),
]
}
],
})
}
}

14
src/mercury.rs
View file

@ -17,13 +17,15 @@ pub enum MercuryMethod {
GET,
SUB,
UNSUB,
SEND,
}
pub struct MercuryRequest {
pub method: MercuryMethod,
pub uri: String,
pub content_type: Option<String>,
pub callback: Option<MercuryCallback>
pub callback: Option<MercuryCallback>,
pub payload: Vec<Vec<u8>>
}
#[derive(Debug)]
@ -55,7 +57,8 @@ impl fmt::Display for MercuryMethod {
formatter.write_str(match *self {
MercuryMethod::GET => "GET",
MercuryMethod::SUB => "SUB",
MercuryMethod::UNSUB => "UNSUB"
MercuryMethod::UNSUB => "UNSUB",
MercuryMethod::SEND => "SEND"
})
}
}
@ -188,7 +191,7 @@ impl MercuryManager {
packet.write_u16::<BigEndian>(seq.len() as u16).unwrap();
packet.write_all(seq).unwrap();
packet.write_u8(1).unwrap(); // Flags: FINAL
packet.write_u16::<BigEndian>(1).unwrap(); // Part count. Only header
packet.write_u16::<BigEndian>(1 + req.payload.len() as u16).unwrap(); // Part count
let mut header = protobuf_init!(protocol::mercury::Header::new(), {
uri: req.uri.clone(),
@ -201,6 +204,11 @@ impl MercuryManager {
packet.write_u16::<BigEndian>(header.compute_size() as u16).unwrap();
header.write_to_writer(&mut packet).unwrap();
for p in &req.payload {
packet.write_u16::<BigEndian>(p.len() as u16).unwrap();
packet.write(&p).unwrap();
}
packet
}
}

3
src/metadata.rs
View file

@ -237,7 +237,8 @@ impl MetadataManager {
method: MercuryMethod::GET,
uri: format!("{}/{}", T::base_url(), object.id.to_base16()),
content_type: None,
callback: Some(tx)
callback: Some(tx),
payload: Vec::new()
}).unwrap();
let response = rx.recv().unwrap();

2
src/session.rs
View file

@ -22,7 +22,7 @@ pub struct Config {
}
pub struct Session {
config: Config,
pub config: Config,
packet_rx: mpsc::Receiver<Packet>,
pub packet_tx: mpsc::Sender<Packet>,